Patent US2462444A successfully refreshed from Google Patents.
US3019028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible baby vehicles
Assignee: Hedstrom Union Co
•
Filing: 1958-08-19
•
Granted: 1962-01-30
•
Expires: 1978-08-19
Abstract
No abstract record available.
Inventors
- 👤 Carl W Hedstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:54
CPC Classifications
B; B62; B62B; B62B9/00; B62B9/26; B62B7/00; B62B7/04; B62B7/12; B62B7/123
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1778513A
Cited
US2360483A
Cited
US2427964A
Cited
US2428935A
Cited
US2798730A
Cited
US2823043A
Cited
US2798733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |